Aou
abbr. 美国鸟类学家协会（American Ornithologists' Union）；表观氧利用（Apparent Oxygen Utilization）
🗣️ 情景例句
All right. We'll make close study about it and give you reply as soon as possible.
很好。对这个问题我们将仔细研究一下，尽快给你们答复。
One thing, however, that we should not forget in doing business is to have a sense of appreciation.
可是有一件事我们做生意时不能忘，就是保持一份感恩的心情。
It is growing cool.
天气渐渐凉爽起来。